# SDR SWAA2023112724566

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 2023
- Submitted: November 27, 2023
- Operation: Air carrier
- Aircraft: [N7742B](https://openairdocs.org/aircraft/N7742B), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 33928
- Aircraft time: 54,035 hours, 29,183 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Doubler
- Part number: UNKNOWN
- Condition: Cracked
- Location: Zn 100 Fus Lower
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023112724566

## Discrepancy

GPU DOOR LOWER SURROUND DOUBLER CRACK.<[01] CUT OUT DAMAGE; FAB; DRILLED UP DOUBLER AND FILLER PER SRM 53-10-15-2R-4;[02] ACCOMPLISHED HFEC OF CUT OUT AREA PER NDT PART 6; 51-00-00 PROCEDURE 23. NO DEFECTS FOUND.;[03] INSTALLED REPAIR PARTS PER SRM 53-10-15-2R-4;[04] C/W RII INSPECTIONS

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.